W86L488AY WINBOND [Winbond], W86L488AY Datasheet - Page 16

• Manufacturer Part Number: W86L488AY
• Description: SD/ SDIO/ MMC MEMORY CARD BRIDGE
• Manufacturer: WINBOND [Winbond]

6. REGISTER
The registers in the W86L488Y/AY are direct access registers and indirect access registers. The
direct access registers and indirect access registers are listed as follows:
6.1 W86L488Y Register
A[3:1]
Direct Access Registers:
Addr
000
001
001
010
010
011
011
100
Reg. (RO)
Reg. (RO)
Reg. (RO)
Response
(bit 8 WO,
Data Reg.
Register
Comman
Transmit
Interrupt
Interrupt
(note 1)
Receive
General
I/O Port
Control
Enable
d Pipe
Status
Status
Name
Buffer
Buffer
(R/W)
(WO)
(R/O)
(WO)
(
R/W)
Reg.
Reg.
Data
Data
Reg.
R/W)
15
Bit
X
0
0
0
0
0
-
-
14
Bit
X
0
0
0
0
0
-
-
13
Bit
X
0
0
0
0
0
-
-
Interrupt status
12
Bit
X
X
0
0
0
0
-
-
Status
Bit
11
X
X
0
1
0
0
-
-
Command pipe registers / Response registers
GIO data
10
Bit
X
X
0
0
0
0
-
-
- 13 -
Bit
Transmit data buffer
Receive data buffer
9
0
0
0
X
0
X
-
-
Content (note 2)
Publication Release Date: February 5, 2004
Bit
8
0
0
0
0
X
0
X
-
Preliminary W86L488
Bit
X
7
0
0
0
0
-
-
-
Bit
X
6
0
0
0
0
-
-
-
Bit
X
5
0
0
0
0
-
-
-
Interrupt enable
Control
Bit
X
4
0
0
0
0
-
-
-
Revision 0.82
Bit
X
3
0
0
0
0
-
-
-
Bit
X
2
0
0
0
1
-
-
-
Bit
X
1
0
0
0
1
-
-
-
Bit
X
0
0
1
0
0
-
-
-